QTutils

# import os
# import maya.cmds as cmds
# qc.QDir.setCurrent("F:/kTools/")

import pysideuic
import xml.etree.ElementTree as xml
from cStringIO import StringIO

from PySide import QtCore as qc
from PySide import QtGui as qg
import shiboken

def wrapinstance(ptr, base=None):
# Nathan Horne' wrap instance.
# 'wrap a long pointer as a QtObject'
    if ptr is None:
        return None
    ptr = long(ptr) #Ensure type
    if globals().has_key('shiboken'):
        if base is None:
            qObj = shiboken.wrapInstance(long(ptr), qc.QObject)
            metaObj = qObj.metaObject()
            cls = metaObj.className()
            superCls = metaObj.superClass().className()
            if hasattr(qg, cls):
                base = getattr(qg, cls)
            elif hasattr(qg, superCls):
                base = getattr(qg, superCls)
            else:
                base = qg.QWidget
        return shiboken.wrapInstance(long(ptr), base)
    elif globals().has_key('sip'):
        base = qc.QObject
        return sip.wrapinstance(long(ptr), base)
    else:
        return None

def loadUiType(uiFile):
    'load a .ui file in memory'
    parsed = xml.parse(uiFile)
    widget_class = parsed.find('widget').get('class')
    form_class = parsed.find('class').text

    with open(uiFile, 'r') as f:
        o = StringIO()
        frame = {}

        pysideuic.compileUi(f, o, indent=0)
        pyc = compile(o.getvalue(), '<string>', 'exec')
        exec pyc in frame

        # Fetch the base_class and form class based on their type
        # in the xml from designer
        form_class = frame['Ui_%s'%form_class]
        base_class = eval('qg.%s'%widget_class)

    return form_class, base_class